{"query":{"parameter":"cadmium","place":"CA-MB","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-MB","CA"],"parameter_keys":["cas:7440-43-9","name:arsenic, cadmium (h), copper (h), lead (h), mercury, zinc","name:arsenic, cadmium (h), copper (h), lead (h), zinc","name:cadmium (h), copper (h), mercury, lead (h), zinc","name:cadmium - total","name:cadmium, total","name:cadmium, total recoverable","name:total cadmium"],"names_matched":[["cadmium","cas:7440-43-9"],["arsenic cadmium h copper h lead h mercury zinc","name:arsenic, cadmium (h), copper (h), lead (h), mercury, zinc"],["arsenic cadmium h copper h lead h mercury zinc h","name:arsenic, cadmium (h), copper (h), lead (h), mercury, zinc"],["arsenic cadmium h copper h lead h zinc","name:arsenic, cadmium (h), copper (h), lead (h), zinc"],["arsenic cadmium h copper h lead h zinc h","name:arsenic, cadmium (h), copper (h), lead (h), zinc"],["cadmium h copper h mercury lead h zinc","name:cadmium (h), copper (h), mercury, lead (h), zinc"],["cadmium h copper h mercury lead h zinc h","name:cadmium (h), copper (h), mercury, lead (h), zinc"],["cadmium total","name:cadmium - total"],["cadmium total","name:cadmium, total"],["cadmium total recoverable","name:cadmium, total recoverable"],["total cadmium","name:total cadmium"],["total cadmium freshwater","name:total cadmium"],["total cadmium marine","name:total cadmium"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order; rows for a marine receiving water after the rest, as none of the place's own rows names a marine, salt, estuarine, coastal or ocean water"},"total":8,"offset":0,"returned":8,"next_offset":null,"rows":[{"id":"27fad8376110ebc2","parameter":"Cadmium","value":"=[ e{0.7409[ln(Hardness)]−4.719}] ×[ 1.101672−{ ln(Hardness)(0.041838)}] (Eq. 13) where Hardness is expressed in mg/L as CaCO3 and =[ e{1.0166[ln(Hardness)]−3.924}] ×[ 1.136672−{ ln(Hardness)(0.041838)}] (Eq. 14) where Hardness is expressed in mg/L as CaCO3","unit":"µg/L as Dissolved","direction":"max","kind":"objective","medium":"surface_water","level":"regional","parameter_key":"cas:7440-43-9","place":["CA-MB"],"conditions":["water use as printed: Surface Water: Aquatic Life and Wildlife","applicable period as printed: All Periods All Periods","an equation (hardness, pH or temperature) or a set of values, carried as printed and never evaluated"],"cite":{"instrument":"ca_mb_wqsog_2011","title":"Manitoba Water Quality Standards, Objectives, and Guidelines (Water Stewardship Report 2011-01) — Tier I effluent standards and Tier II objectives for aquatic life","issuer":"Government of Manitoba, Manitoba Water Stewardship","edition":"Manitoba Water Stewardship Report 2011-01, November 28, 2011; adopted by the Manitoba Water Quality Standards, Objectives and Guidelines Regulation 196/2011 (The Water Protection Act), held as mb_reg_196_2011.pdf","source_url":"https://manitoba.ca/sd/pubs/water/lakes-beaches-rivers/mb_water_quality_standard_final.pdf","source_sha256":"748289e9152dd73829988f0f32aad04544be6ac05d6ce9b26ed26decef670e7e","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Tier II - Water Quality Objectives: Cadmium · Surface Water: Aquatic Life and Wildlife","page":24,"quote":null}},{"id":"9b05b3702be75a94","parameter":"Cadmium","value":"1.4","value_num":1.4,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7440-43-9","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Agricultural"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary 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verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"agricole"}},{"id":"224481e991642bc9","parameter":"Cadmium","value":"10","value_num":10,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7440-43-9","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Residential/ parkland"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary 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verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"residentiel_parc"}},{"id":"3177818076105a9b","parameter":"Cadmium","value":"22","value_num":22,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7440-43-9","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Commercial"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary 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verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"commercial"}},{"id":"0ffe36d29331dfa8","parameter":"Cadmium","value":"22","value_num":22,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7440-43-9","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Industrial"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table","source_url":"https://ccme.ca/en/results/176,177,178,1,2,287,3,4,5,6,7,179,8,174,9,10,12,180,14,181,182,183,15,16,17,300,19,20,21,289,242,23,24,295,27,28,194,288,59,60,61,63,62,184,65,66,67,69,70,71,72,73,74,80,81,216,291,30,31,32,41,47,42,48,113,114,169,171,170,185,110,83,77,78,283,79,109,104,52,53,290,85,76,86,100,87,88,89,234,91,154,93,94,96,99,186,187,97,102,112,292,40,119,125,293,121,188,122,123,124,126,127,129,131,239,233,189,135,130,133,136,137,138,107,29,297,103,51,235,190,139,140,141,143,144,146,147,148,39,58,284,161,302,303,162,191,294,163,164,165,167,168,172,173,175,101,192,193,196,197,198,199,201,217,202,203,204,207,218,208,209,115,36,37,38,45,299,106,56,57,211,212,213,214,215,221,222,108,151,236,33,34,35,43,44,298,55,105,54,152,223,153,219,225,226,296,229/ch/1,2,3,4/csv","source_sha256":"f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"industriel"}},{"id":"d27867c685af7d2a","parameter":"Cadmium","value":"Short-term benchmark (μg/L) = 10^{1.016(log[hardness]) – 1.71 }","unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:7440-43-9","place":["CA"],"conditions":["receiving_water is freshwater","short-term exposure: CCME's short-term benchmark"],"cite":{"instrument":"ca_ccme_wqg_aquatic","title":"CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life — freshwater and marine, short and long term","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table (as served 2026-09-24; each guideline carries its own year)","source_url":"https://ccme.ca/en/results/176,177,178,1,2,287,3,4,5,6,7,179,8,174,9,10,12,180,14,181,182,183,15,16,17,300,19,20,21,289,242,23,24,295,27,28,194,288,59,60,61,63,62,184,65,66,67,69,70,71,72,73,74,80,81,216,291,30,31,32,41,47,42,48,113,114,169,171,170,185,110,83,77,78,283,79,109,104,52,53,290,85,76,86,100,87,88,89,234,91,154,93,94,96,99,186,187,97,102,112,292,40,119,125,293,121,188,122,123,124,126,127,129,131,239,233,189,135,130,133,136,137,138,107,29,297,103,51,235,190,139,140,141,143,144,146,147,148,39,58,284,161,302,303,162,191,294,163,164,165,167,168,172,173,175,101,192,193,196,197,198,199,201,217,202,203,204,207,218,208,209,115,36,37,38,45,299,106,56,57,211,212,213,214,215,221,222,108,151,236,33,34,35,43,44,298,55,105,54,152,223,153,219,225,226,296,229/ch/1,2,3,4/csv","source_sha256":"f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"note":"douce_court_terme: the summary table prints 'Equation'; the expression is printed on https://ccme.ca/en/chemical/20: The short-term benchmark concentration of 1.0 µg·L^-1 is for waters of 50 mg CaCO3·L^-1 hardness. / The short-term benchmark for cadmium is related to water hardness (as CaCO3): / When the water hardness is 0 to < 5.3 mg/L, the short-term benchmark is 0.11 μg/L / At hardness ≥ 5.3 to ≤ 360 mg/L, the short-term benchmark is calculated using this equation (see calculator below) / Short-term benchmark (μg/L) = 10^{1.016(log[hardness]) – 1.71 } / At hardness > 360 mg/L, the short-term benchmark is 7.7 μg/L | douce_long_terme: the summary table prints 'Equation'; the expression is printed on https://ccme.ca/en/chemical/20: The CWQG for cadmium (i.e. long-term guideline) of 0.09 µg·L^-1 is for waters of 50 mg CaCO3·L^-1 hardness. / The CWQG for cadmium is related to water hardness (as CaCO3): / When the water hardness is > 0 to < 17 mg/L, the CWQG is 0.04 μg/L / At hardness ≥ 17 to ≤ 280 mg/L, the CWQG is calculated using this equation (see calculator below) / CWQG (μg/L) = 10^{0.83(log[hardness]) – 2.46 } / At hardness > 280 mg/L, the CWQG is 0.37 μg/L","table":"eau_vie_aquatique","column":"douce_court_terme"}},{"id":"00e27f36e6921aca","parameter":"Cadmium","value":"CWQG (μg/L) = 10^{0.83(log[hardness]) – 2.46 }","unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:7440-43-9","place":["CA"],"conditions":["receiving_water is freshwater","long-term exposure: CCME's long-term guideline"],"cite":{"instrument":"ca_ccme_wqg_aquatic","title":"CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life — freshwater and marine, short and long term","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table (as served 2026-09-24; each guideline carries its own 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verified"},"section":null,"page":null,"quote":null,"note":"douce_court_terme: the summary table prints 'Equation'; the expression is printed on https://ccme.ca/en/chemical/20: The short-term benchmark concentration of 1.0 µg·L^-1 is for waters of 50 mg CaCO3·L^-1 hardness. / The short-term benchmark for cadmium is related to water hardness (as CaCO3): / When the water hardness is 0 to < 5.3 mg/L, the short-term benchmark is 0.11 μg/L / At hardness ≥ 5.3 to ≤ 360 mg/L, the short-term benchmark is calculated using this equation (see calculator below) / Short-term benchmark (μg/L) = 10^{1.016(log[hardness]) – 1.71 } / At hardness > 360 mg/L, the short-term benchmark is 7.7 μg/L | douce_long_terme: the summary table prints 'Equation'; the expression is printed on https://ccme.ca/en/chemical/20: The CWQG for cadmium (i.e. long-term guideline) of 0.09 µg·L^-1 is for waters of 50 mg CaCO3·L^-1 hardness. / The CWQG for cadmium is related to water hardness (as CaCO3): / When the water hardness is > 0 to < 17 mg/L, the CWQG is 0.04 μg/L / At hardness ≥ 17 to ≤ 280 mg/L, the CWQG is calculated using this equation (see calculator below) / CWQG (μg/L) = 10^{0.83(log[hardness]) – 2.46 } / At hardness > 280 mg/L, the CWQG is 0.37 μg/L","table":"eau_vie_aquatique","column":"douce_long_terme"}},{"id":"f8067e864fe957aa","parameter":"Cadmium","value":"0.12","value_num":0.12,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:7440-43-9","place":["CA"],"conditions":["receiving_water is marine","long-term exposure: CCME's long-term guideline"],"cite":{"instrument":"ca_ccme_wqg_aquatic","title":"CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life — freshwater and marine, short and long term","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table (as served 2026-09-24; each guideline carries its own 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verified"},"section":null,"page":null,"quote":null,"note":"douce_court_terme: the summary table prints 'Equation'; the expression is printed on https://ccme.ca/en/chemical/20: The short-term benchmark concentration of 1.0 µg·L^-1 is for waters of 50 mg CaCO3·L^-1 hardness. / The short-term benchmark for cadmium is related to water hardness (as CaCO3): / When the water hardness is 0 to < 5.3 mg/L, the short-term benchmark is 0.11 μg/L / At hardness ≥ 5.3 to ≤ 360 mg/L, the short-term benchmark is calculated using this equation (see calculator below) / Short-term benchmark (μg/L) = 10^{1.016(log[hardness]) – 1.71 } / At hardness > 360 mg/L, the short-term benchmark is 7.7 μg/L | douce_long_terme: the summary table prints 'Equation'; the expression is printed on https://ccme.ca/en/chemical/20: The CWQG for cadmium (i.e. long-term guideline) of 0.09 µg·L^-1 is for waters of 50 mg CaCO3·L^-1 hardness. / The CWQG for cadmium is related to water hardness (as CaCO3): / When the water hardness is > 0 to < 17 mg/L, the CWQG is 0.04 μg/L / At hardness ≥ 17 to ≤ 280 mg/L, the CWQG is calculated using this equation (see calculator below) / CWQG (μg/L) = 10^{0.83(log[hardness]) – 2.46 } / At hardness > 280 mg/L, the CWQG is 0.37 μg/L","table":"eau_vie_aquatique","column":"marine_long_terme"}}],"next":[{"tool":"check_values","says":"Has your user measured this? check_values sets each of their results beside every row held here, with a verdict and the row's cite.","arguments":{"place":"CA-MB"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"cadmium\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check"},{"tool":"read_certificate","says":"Has your user a laboratory certificate? read_certificate reads every row it prints, each with its page, and checks them against these limits.","arguments":{"place":"CA-MB"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}